SameBoy from home:stig124:emulators project
Select Your Operating System
Add repository and install manually
For openSUSE Tumbleweed run the following as root:
zypper addrepo https://download.opensuse.org/repositories/home:stig124:emulators/openSUSE_Tumbleweed/home:stig124:emulators.repo zypper refresh zypper install SameBoy